An ex-Barclays trader has been found guilty of manipulating a key European lending rate — but a London jury failed to reach a verdict on three other former employees of the UK bank.

Philippe Moryoussef, who did not appear for the three-month trial at Southwark Crown Court, was  convicted of conspiracy to defraud by rigging the Euro Interbank Offered Rate — or Euribor — between 2005 and 2009.